110012032321 has 2 divisors, whose sum is σ = 110012032322. Its totient is φ = 110012032320.

The previous prime is 110012032313. The next prime is 110012032337. The reversal of 110012032321 is 123230210011.

It is an a-pointer prime, because the next prime (110012032337) can be obtained adding 110012032321 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83312472321 + 26699560000 = 288639^2 + 163400^2 .

It is a cyclic number.

It is not a de Polignac number, because 110012032321 - 2³ = 110012032313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110012032295 and 110012032304.

It is not a weakly prime, because it can be changed into another prime (110012032301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55006016160 + 55006016161.

It is an arithmetic number, because the mean of its divisors is an integer number (55006016161).

Almost surely, 2^110012032321 is an apocalyptic number.

It is an amenable number.

110012032321 is a deficient number, since it is larger than the sum of its proper divisors (1).

110012032321 is an equidigital number, since it uses as much as digits as its factorization.

110012032321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 110012032321 its reverse (123230210011), we get a palindrome (233242242332).

The spelling of 110012032321 in words is "one hundred ten billion, twelve million, thirty-two thousand, three hundred twenty-one".